1 // Copyright (c) 2009-2010 Satoshi Nakamoto
2 // Distributed under the MIT/X11 software license, see the accompanying
3 // file license.txt or http://www.opensource.org/licenses/mit-license.php.
13 //////////////////////////////////////////////////////////////////////////////
18 void ExitTimeout(void* parg)
26 void Shutdown(void* parg)
28 static CCriticalSection cs_Shutdown;
31 CRITICAL_BLOCK(cs_Shutdown)
33 fFirstThread = !fTaken;
40 nTransactionsUpdated++;
44 CreateThread(ExitTimeout, NULL);
46 printf("Bitcoin exiting\n\n");
59 void HandleSIGTERM(int)
61 fRequestShutdown = true;
69 //////////////////////////////////////////////////////////////////////////////
75 int main(int argc, char* argv[])
77 for (int i = 1; i < argc; i++)
78 if (!IsSwitchChar(argv[i][0]))
80 fDaemon = !fCommandLine;
89 fprintf(stderr, "Error: fork() returned %d errno %d\n", pid, errno);
93 pthread_exit((void*)0);
97 if (!AppInit(argc, argv))
106 bool AppInit(int argc, char* argv[])
111 fRet = AppInit2(argc, argv);
113 catch (std::exception& e) {
114 PrintException(&e, "AppInit()");
116 PrintException(NULL, "AppInit()");
123 bool AppInit2(int argc, char* argv[])
126 // Turn off microsoft heap dump noise
127 _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
128 _CrtSetReportFile(_CRT_WARN, CreateFileA("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
131 // Disable confusing "helpful" text message on abort, ctrl-c
132 _set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
138 // Clean shutdown on SIGTERM
140 sa.sa_handler = HandleSIGTERM;
141 sigemptyset(&sa.sa_mask);
143 sigaction(SIGTERM, &sa, NULL);
149 ParseParameters(argc, argv);
151 if (mapArgs.count("-datadir"))
153 filesystem::path pathDataDir = filesystem::system_complete(mapArgs["-datadir"]);
154 strlcpy(pszSetDataDir, pathDataDir.string().c_str(), sizeof(pszSetDataDir));
157 ReadConfigFile(mapArgs, mapMultiArgs); // Must be done after processing datadir
159 if (mapArgs.count("-?") || mapArgs.count("--help"))
161 string strUsage = string() +
162 _("Usage:") + "\t\t\t\t\t\t\t\t\t\t\n" +
163 " bitcoin [options] \t " + "\n" +
164 " bitcoin [options] <command> [params]\t " + _("Send command to -server or bitcoind\n") +
165 " bitcoin [options] help \t\t " + _("List commands\n") +
166 " bitcoin [options] help <command> \t\t " + _("Get help for a command\n") +
168 " -conf=<file> \t\t " + _("Specify configuration file (default: bitcoin.conf)\n") +
169 " -gen \t\t " + _("Generate coins\n") +
170 " -gen=0 \t\t " + _("Don't generate coins\n") +
171 " -min \t\t " + _("Start minimized\n") +
172 " -datadir=<dir> \t\t " + _("Specify data directory\n") +
173 " -proxy=<ip:port> \t " + _("Connect through socks4 proxy\n") +
174 " -addnode=<ip> \t " + _("Add a node to connect to\n") +
175 " -connect=<ip> \t\t " + _("Connect only to the specified node\n") +
176 " -paytxfee=<amt> \t " + _("Fee per KB to add to transactions you send\n") +
177 " -server \t\t " + _("Accept command line and JSON-RPC commands\n") +
178 " -daemon \t\t " + _("Run in the background as a daemon and accept commands\n") +
179 " -testnet \t\t " + _("Use the test network\n") +
180 " -rpcuser=<user> \t " + _("Username for JSON-RPC connections\n") +
181 " -rpcpassword=<pw>\t " + _("Password for JSON-RPC connections\n") +
182 " -rpcport=<port> \t\t " + _("Listen for JSON-RPC connections on <port>\n") +
183 " -rpcallowip=<ip> \t\t " + _("Allow JSON-RPC connections from specified IP address\n") +
184 " -rpcconnect=<ip> \t " + _("Send commands to node running on <ip>\n");
187 strUsage += string() +
188 _("\nSSL options: (see the Bitcoin Wiki for SSL setup instructions)\n") +
189 " -rpcssl=1 \t " + _("Use OpenSSL (https) for JSON-RPC connections\n") +
190 " -rpcsslcertificatchainfile=<file.cert>\t " + _("Server certificate file (default: server.cert)\n") +
191 " -rpcsslprivatekeyfile=<file.pem> \t " + _("Server private key (default: server.pem)\n") +
192 " -rpcsslciphers=<ciphers> \t " + _("Acceptable ciphers (default: TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH)\n");
195 strUsage += string() +
196 " -? \t\t " + _("This help message\n");
198 #if defined(__WXMSW__) && defined(GUI)
199 // Tabs make the columns line up in the message box
200 wxMessageBox(strUsage, "Bitcoin", wxOK);
203 strUsage.erase(std::remove(strUsage.begin(), strUsage.end(), '\t'), strUsage.end());
204 fprintf(stderr, "%s", strUsage.c_str());
209 fDebug = GetBoolArg("-debug");
211 fPrintToDebugger = GetBoolArg("-printtodebugger");
213 fTestNet = GetBoolArg("-testnet");
217 int ret = CommandLineRPC(argc, argv);
221 if (!fDebug && !pszSetDataDir[0])
223 printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
224 printf("Bitcoin version %s%s beta\n", FormatVersion(VERSION).c_str(), pszSubVer);
226 printf("OS version %s\n", ((string)wxGetOsDescription()).c_str());
227 printf("System default language is %d %s\n", g_locale.GetSystemLanguage(), ((string)g_locale.GetSysName()).c_str());
228 printf("Language file %s (%s)\n", (string("locale/") + (string)g_locale.GetCanonicalName() + "/LC_MESSAGES/bitcoin.mo").c_str(), ((string)g_locale.GetLocale()).c_str());
230 printf("Default data directory %s\n", GetDefaultDataDir().c_str());
232 if (GetBoolArg("-loadblockindextest"))
235 txdb.LoadBlockIndex();
241 // Limit to single instance per user
242 // Required to protect the database files if we're going to keep deleting log.*
244 #if defined(__WXMSW__) && defined(GUI)
245 // wxSingleInstanceChecker doesn't work on Linux
246 wxString strMutexName = wxString("bitcoin_running.") + getenv("HOMEPATH");
247 for (int i = 0; i < strMutexName.size(); i++)
248 if (!isalnum(strMutexName[i]))
249 strMutexName[i] = '.';
250 wxSingleInstanceChecker* psingleinstancechecker = new wxSingleInstanceChecker(strMutexName);
251 if (psingleinstancechecker->IsAnotherRunning())
253 printf("Existing instance found\n");
254 unsigned int nStart = GetTime();
257 // Show the previous instance and exit
258 HWND hwndPrev = FindWindowA("wxWindowClassNR", "Bitcoin");
261 if (IsIconic(hwndPrev))
262 ShowWindow(hwndPrev, SW_RESTORE);
263 SetForegroundWindow(hwndPrev);
267 if (GetTime() > nStart + 60)
270 // Resume this instance if the other exits
271 delete psingleinstancechecker;
273 psingleinstancechecker = new wxSingleInstanceChecker(strMutexName);
274 if (!psingleinstancechecker->IsAnotherRunning())
280 // Make sure only a single bitcoin process is using the data directory.
281 string strLockFile = GetDataDir() + "/.lock";
282 FILE* file = fopen(strLockFile.c_str(), "a"); // empty lock file; created if it doesn't exist.
284 static boost::interprocess::file_lock lock(strLockFile.c_str());
285 if (!lock.try_lock())
287 wxMessageBox(strprintf(_("Cannot obtain a lock on data directory %s. Bitcoin is probably already running."), GetDataDir().c_str()), "Bitcoin");
291 // Bind to the port early so we can tell if another instance is already running.
293 if (!BindListenPort(strErrors))
295 wxMessageBox(strErrors, "Bitcoin");
303 fprintf(stdout, "bitcoin server starting\n");
307 printf("Loading addresses...\n");
308 nStart = GetTimeMillis();
309 if (!LoadAddresses())
310 strErrors += _("Error loading addr.dat \n");
311 printf(" addresses %15"PRI64d"ms\n", GetTimeMillis() - nStart);
313 printf("Loading block index...\n");
314 nStart = GetTimeMillis();
315 if (!LoadBlockIndex())
316 strErrors += _("Error loading blkindex.dat \n");
317 printf(" block index %15"PRI64d"ms\n", GetTimeMillis() - nStart);
319 printf("Loading wallet...\n");
320 nStart = GetTimeMillis();
322 if (!LoadWallet(fFirstRun))
323 strErrors += _("Error loading wallet.dat \n");
324 printf(" wallet %15"PRI64d"ms\n", GetTimeMillis() - nStart);
326 printf("Done loading\n");
329 printf("mapBlockIndex.size() = %d\n", mapBlockIndex.size());
330 printf("nBestHeight = %d\n", nBestHeight);
331 printf("mapKeys.size() = %d\n", mapKeys.size());
332 printf("mapPubKeys.size() = %d\n", mapPubKeys.size());
333 printf("mapWallet.size() = %d\n", mapWallet.size());
334 printf("mapAddressBook.size() = %d\n", mapAddressBook.size());
336 if (!strErrors.empty())
338 wxMessageBox(strErrors, "Bitcoin", wxOK | wxICON_ERROR);
342 // Add wallet transactions that aren't already in a block to mapTransactions
343 ReacceptWalletTransactions();
348 if (GetBoolArg("-printblockindex") || GetBoolArg("-printblocktree"))
354 if (mapArgs.count("-printblock"))
356 string strMatch = mapArgs["-printblock"];
358 for (map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.begin(); mi != mapBlockIndex.end(); ++mi)
360 uint256 hash = (*mi).first;
361 if (strncmp(hash.ToString().c_str(), strMatch.c_str(), strMatch.size()) == 0)
363 CBlockIndex* pindex = (*mi).second;
365 block.ReadFromDisk(pindex);
366 block.BuildMerkleTree();
373 printf("No blocks matching %s were found\n", strMatch.c_str());
377 fGenerateBitcoins = GetBoolArg("-gen");
379 if (mapArgs.count("-proxy"))
382 addrProxy = CAddress(mapArgs["-proxy"]);
383 if (!addrProxy.IsValid())
385 wxMessageBox(_("Invalid -proxy address"), "Bitcoin");
390 if (mapArgs.count("-addnode"))
392 foreach(string strAddr, mapMultiArgs["-addnode"])
394 CAddress addr(strAddr, NODE_NETWORK);
395 addr.nTime = 0; // so it won't relay unless successfully connected
401 if (mapArgs.count("-paytxfee"))
403 if (!ParseMoney(mapArgs["-paytxfee"], nTransactionFee))
405 wxMessageBox(_("Invalid amount for -paytxfee=<amount>"), "Bitcoin");
408 if (nTransactionFee > 0.25 * COIN)
409 wxMessageBox(_("Warning: -paytxfee is set very high. This is the transaction fee you will pay if you send a transaction."), "Bitcoin", wxOK | wxICON_EXCLAMATION);
413 // Create the main window and start the node
420 if (!CheckDiskSpace())
423 RandAddSeedPerfmon();
425 if (!CreateThread(StartNode, NULL))
426 wxMessageBox("Error: CreateThread(StartNode) failed", "Bitcoin");
428 if (GetBoolArg("-server") || fDaemon)
429 CreateThread(ThreadRPCServer, NULL);
431 #if defined(__WXMSW__) && defined(GUI)
433 SetStartOnSystemStartup(true);